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Related Concept Videos

Subconsciousness and No Awareness01:15

Subconsciousness and No Awareness

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The concept of subconscious awareness refers to the processing of information below the level of conscious thought, which significantly influences both behaviors and decisions. It is also known as waking subconscious awareness. This complex level of cognition operates without the direct awareness of the individual, facilitating rapid and simultaneous handling of multiple information streams.
An illustrative example of subconscious processing is its role in problem-solving. Often, individuals...
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Understanding Consciousness01:23

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Consciousness can be defined as the state of being aware of and able to think about one's existence, sensations, and surroundings. It encompasses two major components: awareness and arousal. Awareness pertains to the recognition of environmental stimuli and internal states. At the same time, arousal refers to the physiological readiness to engage with these stimuli, which varies significantly between states like sleep and wakefulness.
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Controlled processes in human consciousness represent high-alert mental states where individuals deliberately focus their attention on achieving specific goals. Controlled processes can be seen in situations like mastering new technology, where a person might become so absorbed that they ignore surrounding distractions. Such processes involve selective attention, requiring one to concentrate on particular elements of experience while disregarding others. These are governed by executive...
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Altered States of Awareness01:06

Altered States of Awareness

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Altered states of consciousness represent significant deviations from one's normal mental state. These deviations can range from subtle changes in awareness to profound transformations in perception, thought processes, and sensory experiences. Altered states of consciousness can be triggered by various factors, including drug use, meditation, hypnosis, illness, or even intense fatigue.
The ingestion of substances like stimulants or hallucinogens leads to chemical alterations in the brain...
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Machines: Problem Solving I01:22

Machines: Problem Solving I

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A toggle clamp is a mechanical device commonly used for holding and clamping objects in various applications, such as woodworking, metalworking, and assembly operations. Consider a toggle clamp subjected to a force of 200 N at the handle. The vertical clamping force can be calculated, provided the dimensions of the toggle clamp are known.
The toggle clamp system is a machine structure consisting of movable, pin-connected multi-force members that form a stabilized system to transmit forces. The...
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Machines: Problem Solving II01:30

Machines: Problem Solving II

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Machines are complex structures consisting of movable, pin-connected multi-force members that work together to transmit forces. Consider a lifting tong carrying a 100 kg load. It comprises movable sections DAF and CBG linked together with member AB.
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Giving Up on Consciousness as the Ghost in the Machine.

Peter W Halligan1, David A Oakley2

  • 1School of Psychology, Cardiff University, Cardiff, United Kingdom.

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|May 17, 2021
PubMed
Summary

Consciousness, the subjective experience of awareness, may not actively control our actions. Cognitive neuroscience suggests non-conscious brain systems handle executive functions, challenging the idea of conscious causation.

Keywords:
cognitive neuroscienceconsciousnessepiphenomenonnon-conscious processingsubjective awareness

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Area of Science:

  • Cognitive Neuroscience
  • Philosophy of Mind

Background:

  • The intuitive, consciousness-centric view of psychology and behavior is challenged by cognitive neurosciences.
  • Research over 30 years indicates executive functions are often performed by non-conscious brain systems.

Purpose of the Study:

  • To re-evaluate the causal efficacy of subjective awareness in human psychology.
  • To propose a neurocognitive framework for understanding consciousness.

Main Methods:

  • Review of cognitive neuroscience research on executive functions and awareness.
  • Analysis of the first-person experience versus third-person scientific perspective.
  • Application of biophysical causal dependency principles.

Main Results:

  • Growing evidence suggests executive functions operate outside subjective awareness.
  • The traditional view of consciousness as causally efficacious is questioned.
  • Subjective awareness may be an epiphenomenon, lacking direct causal influence on actions.

Conclusions:

  • A scientific account of the mind should prioritize underlying neural processes.
  • Consciousness is the experience of awareness, not necessarily its driver.
  • Both conscious and non-conscious mental aspects depend on brain activity.